look up any word, like cunt:
 
2.
A derogatory word used for someone who behaves like a clown. This person must also possess some of the hilarious traits of George Clooney.
"That guy commenting on Angry Anarchist's blog was a real kloon"
by SpecialKeezy February 05, 2010
 
1.
1) A Foolish German or Korean or German-Korean

2) Can be used in replace of words that sound like kloon ie. clones, clown.

3) Can replace all action words especially in drinking games
1) That Gabe is such a kloon.

2) Damn Gabe, your ,kloonin.

3) (while playing beer pong) Get 'em Gabe, kloon that cup!

or

Here Gabe, kloon this blunt.
by Rustytromboner October 22, 2009